在七年级的这个知识点主要是讲的是 no 在此作形容词,意为“没有”,用于名词之前作定语.
no 在修饰可数名词单数时,相当于not a/an
在修饰可数名词复数或不可数名词单数时,相当于not any.
例：I have no car.= I don't have a car.
There is no milk in the bottle.= There is not any milk in the bottle.